GE MEDICAL SYSTEMS
DIRECTION 2300000, REVISION 2 LOGIQ™5 SERVICE MANUAL
8-94 Section 8-7 - PCB Boards
8-7-3 BackPlane
Purpose: This is a description on how to remove and replace the Backplane.
8-7-3-1 Tools
• Common pillips screwdrivers
8-7-3-2 Needed Manpower
• 1 person, 30 minutes + travel
8-7-3-3 Preparations
• Shut Down the System and switch off the Main Breaker at the rear as described in section 4-3-2 on
page 3.
• Left Cover, Right Cover and Rear Cover should be removed before proceed. Refer to section 8-5-
1 on page 39, section 8-5-2 on page 41, and section 8-5-3 on page 43.
• It is recommended to remove BEP (Back End Processor) assy before proceed. For more
information refer to BEP (Back End Processor) ASSY on section 8-8-1 on page 101.
8-7-3-4 Removal Procedure
1.) Remove the EMI Cover R. Refer to section 8-5-14 on page 64.
2.) Unscrew the five screws from the Nest EMI Cover.
3.) Remove the Nest EMI Cover.
4.) From the left view, disconnect eight connectors from the Backplane Assy. Refer to Figure 8-93.
CAUTION
An electronic discharge may damage a component. Turn OFF power and wear the wrist strap
before you remove circuit boards. Do not unplug the power cord to keep ground continuity.
Do not bend or flex the boards when mounting/dismounting each boards. Surface mount IC
boards are very susceptible to damage from flex/torque.
Figure 8-93 Disconnect 8 connectors from the left
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